I have setup the rates in domestic and international zones , added the weight to the products , not sure what else to do, it just doesnt show as a option to print a label

I am new to all of this, I am wondering on how I am able to print a label, I know my printer is setup 100% correctly, I have my shipping rates done, but I dont have a option to "Print a label" all i see is print packaging slip.I need to send out orde...